竞争和选择已开始渗透进入学校系统。
Competition and choice are already beginning to infiltrate the school system.
科学技术是生产力系统中的渗透性因素。
Science and technology is a permeating element in productive force system.
厨下式反渗透过滤系统配有蓄水箱和所有其它必要装置，非常易于安装。
The under sink reverse osmosis filter system unit is easy to install.
厨下式反渗透过滤系统配有蓄水箱和所有其它必要装置，非常易于安装。
The under sink reverse osmosis filter system unit is easy to install.
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